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#!/bin/sh
function usage {
echo "usage: $0 <action> <source path> <arch list>"
echo "where: <action> is one of:"
echo " -configure do initial configuration for each architecture"
echo " -avcodec build libavcodec.a for each architecture"
echo " -avutil build libavutil.a for each architecture"
echo " -postproc build libpostproc.a for each architecture"
echo " -clean clean for each architecture"
echo " -distclean distclean for each architecture"
echo ""
echo "Configuration must be done before any library builds. Options to be passed"
echo "to ffmpeg's configure command-line should be passed in the environment"
echo "using the FFMPEG_CONFIGURE_OPTIONS environment variable."
exit 1
}
function run_configure {
local arch=$1
local ffmpeg_topbuilddir="$2"
# start over from scratch
rm -rf "$ffmpeg_topbuilddir"
mkdir -p "$ffmpeg_topbuilddir"
pushd "$ffmpeg_topbuilddir" > /dev/null 2>&1
# The Makefile should be passing FFMPEG_CONFIGURE_OPTIONS without passing
# any --extra-cflags or --extra-ldflags options. Both CFLAGS and LDFLAGS
# should be in the environment in addition to FFMPEG_CONFIGURE_OPTIONS.
local CROSS_OPTIONS=
local EXTRA_CFLAGS=
local EXTRA_LDFLAGS=
if test $HOST_ARCH != $arch; then
EXTRA_CFLAGS="$CFLAGS -isysroot /Developer/SDKs/MacOSX10.4u.sdk -arch $arch"
EXTRA_LDFLAGS="$LDFLAGS -isysroot /Developer/SDKs/MacOSX10.4u.sdk -arch $arch"
if test $arch = i386; then
FFMPEG_ARCH=x86_32
else
FFMPEG_ARCH=$arch
fi
CROSS_OPTIONS="--cross-compile --arch=$FFMPEG_ARCH"
fi
echo "$SOURCE_PATH/configure" $CROSS_OPTIONS $FFMPEG_CONFIGURE_OPTIONS \
--extra-cflags="$EXTRA_CFLAGS" \
--extra-ldflags="$EXTRA_LDFLAGS"
"$SOURCE_PATH/configure" $CROSS_OPTIONS $FFMPEG_CONFIGURE_OPTIONS \
--extra-cflags="$EXTRA_CFLAGS" \
--extra-ldflags="$EXTRA_LDFLAGS"
local retval=$?
# We're building ffmpeg to put it into a shared library, but ffmpeg thinks
# it's building to put it into a static library or program image, so it
# adds -mdynamic-no-pic to its list of options as an optimization. This is
# fine in Tiger if later linked with -Wl,-read_only_relocs,warning, but it
# isn't fine on other versions of Mac OS X.
if test -f config.mak; then
cat config.mak | sed -e '/OPTFLAGS=/s/-mdynamic-no-pic//g' > config.tmp
mv -f config.tmp config.mak
fi
popd > /dev/null 2>&1
`exit $retval` || exit $retval
}
if test x"$*" = x""; then
usage
fi
case "$1" in
-configure)
MODE=configure
;;
-avcodec)
MODE=avcodec
;;
-avutil)
MODE=avutil
;;
-postproc)
MODE=postproc
;;
-clean)
MODE=clean
;;
-distclean)
MODE=distclean
;;
*)
echo "Unrecognized mode: $1"
usage
;;
esac
shift
if test x"$1" = x""; then
echo "No source path specified!"
usage
fi
if test ! -d "$1"; then
echo "Source path $1 does not exist!"
exit 1
fi
SOURCE_PATH="$1"
shift
TOP_BUILD_PATH="`pwd`/ffmpeg"
if test -f "$TOP_BUILD_PATH/configure"; then
# Building in place. Create a temporary build directory and use that
# instead, but place the final output from lipo into the original
# build directory.
BUILD_PATH="$TOP_BUILD_PATH/build"
else
BUILD_PATH="$TOP_BUILD_PATH"
fi
# This doesn't make sense for -configure, but it does for everything else.
# The -configure mode won't ever use it anyway.
OUTPUT_FILENAME="$BUILD_PATH/lib$MODE/lib$MODE.a"
HOST_ARCH=`arch`
UNIVERSAL_ARCHES=$*
if test x"$UNIVERSAL_ARCHES" = x""; then
echo "No architecture(s) specified; using $HOST_ARCH only."
UNIVERSAL_ARCHES=$HOST_ARCH
fi
CONFIG_FILES=
LIPO_CMDLINE="-create -output $OUTPUT_FILENAME"
for arch in $UNIVERSAL_ARCHES; do
ffmpeg_topbuilddir="$BUILD_PATH/$arch"
LIPO_CMDLINE="$LIPO_CMDLINE -arch $arch $ffmpeg_topbuilddir/lib$MODE/lib$MODE.a"
case $MODE in
configure)
run_configure $arch "$ffmpeg_topbuilddir"
CONFIG_FILES="$CONFIG_FILES $ffmpeg_topbuilddir/config.h"
;;
avcodec)
"$MAKE" -C "$ffmpeg_topbuilddir/libavcodec" libavcodec.a || exit $?
;;
avutil)
"$MAKE" -C "$ffmpeg_topbuilddir/libavutil" libavutil.a || exit $?
;;
postproc)
"$MAKE" -C "$ffmpeg_topbuilddir/libpostproc" libpostproc.a || exit $?
;;
clean)
"$MAKE" -C "$ffmpeg_topbuilddir" clean || exit $?
;;
distclean)
"$MAKE" -C "$ffmpeg_topbuilddir" distclean || exit $?
;;
esac
done
case $MODE in
configure)
# Now that configuration is done, create config.h in the top-level
# ffmpeg directory. Pull out only what's needed by xine-lib, removing
# any possible platform conflicts
grep -h "define CONFIG_.*_DECODER" $CONFIG_FILES | uniq > "$BUILD_PATH/config.h"
touch "$BUILD_PATH/config.mak"
;;
clean)
rm -f "$BUILD_PATH/libavcodec/libavcodec.a" "$BUILD_PATH/libavutil/libavutil.a" \
"$BUILD_PATH/libpostproc/libpostproc.a"
;;
distclean)
rm -f "$BUILD_PATH/config.mak" "$BUILD_PATH/config.h"
rm -f "$BUILD_PATH/libavcodec/libavcodec.a" "$BUILD_PATH/libavutil/libavutil.a" \
"$BUILD_PATH/libpostproc/libpostproc.a"
;;
*)
mkdir -p "`dirname "$OUTPUT_FILENAME"`"
lipo $LIPO_CMDLINE
;;
esac
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